Merge branch 'feat/login'
add db mapper
Merge branch 'feat/login'
Merge branch 'feat/login'
update dao, routes and view for events page
delete debug code
Merge remote-tracking branch 'remotes/origin/event'
Merge branch 'master' of https://github.com/yaeda/Mobbing
change behavior at successfully login or register
update events ejs for join button
settings.json の dbdatabase に対応